{"product_id":"shimano-ultegra-fc-8100-12-speed-crankset-172-5-mm-double-12-speed-ckst2101-bicycle-crankset","title":"Shimano Ultegra FC-R8100 12-Speed Carbon Crankset 52\/36t 172.5mm","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eThe Shimano Ultegra FC-R8100 crankset is designed for 12-speed road bikes and features a double chainring setup with 52 and 36 teeth. It has a crank length of 172.5mm and comes in black. The crankset uses Shimano's Hollowtech II spindle interface and fits 130mm hubs with a 44.5mm chainline. It has a 148mm Q-factor and a 110 BCD Shimano Asymmetric chainring bolt pattern. This crankset does not include a bottom bracket. It combines stiffness, strength, and lightweight design to provide efficient power transfer and precise front shifting.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eDesigned for 12-speed road drivetrains, compatible with Shimano 130mm hubs and 110 BCD asymmetric chainrings. \u003c\/li\u003e\n\u003cli\u003eCrankset features a 172.5mm crank length, suitable for various rider sizes and biomechanics. \u003c\/li\u003e\n\u003cli\u003eConstructed with Hollowglide technology for weight reduction without sacrificing strength. \u003c\/li\u003e\n\u003cli\u003eIncludes a 52\/36 tooth double chainring setup for versatile road cycling performance. \u003c\/li\u003e\n\u003cli\u003eBoasts a 148mm Q-factor and a 44.5mm chainline optimized for efficient power transfer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"Default Title","offer_id":42205667655747,"sku":"CKST2101","price":365.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK0647_f9fcb6cf-1968-4486-89eb-c13f6e414051.jpg?v=1773385171","url":"https:\/\/tecopecosafe.com\/products\/shimano-ultegra-fc-8100-12-speed-crankset-172-5-mm-double-12-speed-ckst2101-bicycle-crankset","provider":"365 Cycles","version":"1.0","type":"link"}